What to do in Milan? Milanis known for its fashionable economic engine, and for it, a fashion worldwide trendsetters (Armani, Prada, and Versace are headquartered here) but also boasts a treasure trove of architecture buildings that are National wonders that even the most casual visitor can appreciate. Ready to see 10 must see Milan architecture buildings?

GALLERIA VITTORIO EMANUELE

One of most visited Milan Architecture buildings, was completed in 1877 by architect Giuseppe Mengoni, Galleria Vittorio Emanuele II is also one of the oldest and most luxurious shopping centers in the world, occupying an ornate glass-roofed double arcade in central Milan.

The Palazzo dell’Arengario, a 1950s complex in central Milan, was transformed in 2010 by architects Italo Rota and Fabio Fornasari, who turned the aging structure into the Museo del Novecento.

TEATRO ALLA SCALA

A sumptuous 2004 renovation by Swiss architect Mario Botta revived one of Europe’s foremost opera houses, Teatro alla Scala, which dates from 1778 (when it was completed for then-ruler Empress Maria Theresa of Austria). Things to do in Milan?

GIARDINO DELLA GUASTALLA

In the 16th century, Paola Ludovica Torelli, Countess of Guastalla, became the owner of a Milanese estate and transformed it into a boarding school. The estate’s gardens were restored and opened to the public as a park in 1939.

SANTA MARIA DELLE GRAZIE

Housing Leonardo da Vinci’s The Last Supper, Santa Maria delle Grazie is a cultural institution in its own right, with a stunning Gothic design by architect Guiniforte Solari.

Designed by Dutch architect Rem Koolhaas, founder of OMA, Fondazione Prada debuted last year in a former distillery complex, comprising some 118,000 square feet of space (including a four-story tower clad in gold leaf).

Arguably the most famous site in Milan is the centrally located Duomo di Milano, a postcard-perfect Gothic cathedral whose construction spanned six centuries, from the 1380s to the 1960s.

BAGATTI VALSECCHI MUSEUM

In the 1880s the Bagatti Valsecchi brothers, Fausto and Giuseppe, enriched their family’s Centro Storico estate, amassing a splendid trove of 15th- and 16th-century paintings, furniture, and tapestries.

CASTELLO SFORZESCO

In the 15th century, the Duke of Milan ordered an expansion of the Visconti Castle, now known as Castello Sforzesco, which houses a cluster of specialized museums, including the Museum of Ancient Art, home to frescoes by Leonardo da Vinci.